export function anti_constandFold(path){
    // 常量折叠.
    if (path.isUnaryExpression({operator:"-"}) || path.isUnaryExpression({operator:"void"})) return;
    let node = path.node;
    let {confident,value} = path.evaluate();
    if (!confident) return;
    path.replaceInline(t.valueToNode(value));
}
